Software Configuration Guide
Page 59
Setting the Output Gain The output gain specifies, in decibels, the amount of gain from -14dB through 0db) OL-1209-02 Cisco VG248 Analog Phone Gateway Software Configuration Guide 3-13 The default setting is based on page 3-6). Choose Telephony. Choose Port specific parameters. However, you set... Port specific parameters. The country option you set (see the"Identifying the Country Code for different cable lengths (longer cables might need to modify it to account for VG248" section on the country code you might require more gain), to make the signal louder or quieter...
Setting the Output Gain The output gain specifies, in decibels, the amount of gain from -14dB through 0db) OL-1209-02 Cisco VG248 Analog Phone Gateway Software Configuration Guide 3-13 The default setting is based on page 3-6). Choose Telephony. Choose Port specific parameters. However, you set... Port specific parameters. The country option you set (see the"Identifying the Country Code for different cable lengths (longer cables might need to modify it to account for VG248" section on the country code you might require more gain), to make the signal louder or quieter...
Software Configuration Guide
Page 60
Choose Input gain. Therefore, the actual gain value for different cable lengths, to make the signal louder or quieter, or to ... +1dB as the delta value. The country option you are choosing is -2dB overall. Follow these steps to the VG248. Choose Port specific parameters. For example, if the base value is -3dB, you might choose +1dB as the ...for that port is -2dB overall. 3-14 Cisco VG248 Analog Phone Gateway Software Configuration Guide OL-1209-02 Configuring Port Parameters Chapter 3 Configuring the Telephony Settings on the VG248 Keep in mind that the value you are ...
Choose Input gain. Therefore, the actual gain value for different cable lengths, to make the signal louder or quieter, or to ... +1dB as the delta value. The country option you are choosing is -2dB overall. Follow these steps to the VG248. Choose Port specific parameters. For example, if the base value is -3dB, you might choose +1dB as the ...for that port is -2dB overall. 3-14 Cisco VG248 Analog Phone Gateway Software Configuration Guide OL-1209-02 Configuring Port Parameters Chapter 3 Configuring the Telephony Settings on the VG248 Keep in mind that the value you are ...
Software Configuration Guide
Page 76
... (which is an RS-232-based serial protocol, and the VG248 has two serial ports for connecting multiple VG248 devices together. If you are multiple VG248 devices in the chain similarly. Use a standard RJ-45-to-RJ-45 rollover serial cable (up to 50 feet in length) and an RJ-45-to-...-TX Tx LR10ixn0k 68462 13 2 1 Async 1 2 Async 2 3 LEDs Both serial ports operate at a fixed rate and format of the legacy PBX. 5-12 Cisco VG248 Analog Phone Gateway Software Configuration Guide OL-1209-02 If you are connecting a legacy PBX system to the SMDI chain, connect the Async 2 port of the last...
... (which is an RS-232-based serial protocol, and the VG248 has two serial ports for connecting multiple VG248 devices together. If you are multiple VG248 devices in the chain similarly. Use a standard RJ-45-to-RJ-45 rollover serial cable (up to 50 feet in length) and an RJ-45-to-...-TX Tx LR10ixn0k 68462 13 2 1 Async 1 2 Async 2 3 LEDs Both serial ports operate at a fixed rate and format of the legacy PBX. 5-12 Cisco VG248 Analog Phone Gateway Software Configuration Guide OL-1209-02 If you are connecting a legacy PBX system to the SMDI chain, connect the Async 2 port of the last...
Software Configuration Guide
Page 96
...26 and "Identifying the Directory Number for Clearing MWI on Cisco CallManager" section on page 5-27. 5-32 Cisco VG248 Analog Phone Gateway Software Configuration Guide OL-1209-02 See the "Identifying the Directory Number for Setting MWI on Cisco CallManager" section on page 5-26 and "Identifying the ...SMDI Connection Step 4 Step 5 If you are removing a VG248 device from the SMDI chain, you have entered the correct MWI set and clear directory numbers for Cisco CallManager. Verify that might need to change the SMDI cabling also. To resume activity, choose Configure > Resume. Table...
...26 and "Identifying the Directory Number for Clearing MWI on Cisco CallManager" section on page 5-27. 5-32 Cisco VG248 Analog Phone Gateway Software Configuration Guide OL-1209-02 See the "Identifying the Directory Number for Setting MWI on Cisco CallManager" section on page 5-26 and "Identifying the ...SMDI Connection Step 4 Step 5 If you are removing a VG248 device from the SMDI chain, you have entered the correct MWI set and clear directory numbers for Cisco CallManager. Verify that might need to change the SMDI cabling also. To resume activity, choose Configure > Resume. Table...
Software Configuration Guide
Page 97
... ports. Check the cables on the Async 1 and Async 2 ports to verify that it is enabled, Async 2 should be active. If Forward MWIs to Async 2 is now connected to come up or goes down . OL-1209-02 Cisco VG248 Analog Phone Gateway Software Configuration Guide ...5-33 These messages indicate that the VG248 has detected that they are informational only. These messages are still connected. Chapter 5 Integrating Cisco CallManager with Voice Mail Systems Using SMDI Verifying and...
... ports. Check the cables on the Async 1 and Async 2 ports to verify that it is enabled, Async 2 should be active. If Forward MWIs to Async 2 is now connected to come up or goes down . OL-1209-02 Cisco VG248 Analog Phone Gateway Software Configuration Guide ...5-33 These messages indicate that the VG248 has detected that they are informational only. These messages are still connected. Chapter 5 Integrating Cisco CallManager with Voice Mail Systems Using SMDI Verifying and...
Software Configuration Guide
Page 102
...been exceeded. Action Contact a Cisco technical representative for additional information. Verify that the Ethernet cable is properly connected to the VG248 and that might experience reduced quality on these devices can be off -hook. Cisco VG248 Analog Phone Gateway Software Configuration Guide 6-4 OL-..." section on page 6-22 for details on page 6-3 for assistance. Troubleshooting Hardware Errors Chapter 6 Troubleshooting the VG248 Connecting Too Many Phones to the VG248 The VG248 has a maximum ringer equivalency number (REN) load of three (3) analog devices per line (using a shared...
...been exceeded. Action Contact a Cisco technical representative for additional information. Verify that the Ethernet cable is properly connected to the VG248 and that might experience reduced quality on these devices can be off -hook. Cisco VG248 Analog Phone Gateway Software Configuration Guide 6-4 OL-..." section on page 6-22 for details on page 6-3 for assistance. Troubleshooting Hardware Errors Chapter 6 Troubleshooting the VG248 Connecting Too Many Phones to the VG248 The VG248 has a maximum ringer equivalency number (REN) load of three (3) analog devices per line (using a shared...
Software Configuration Guide
Page 107
... page 2-11 for details. Reattempt the file transfer. If error persists, replace cable. Verify that you suspect an unauthorized login attempt. Check the passwords and verify that your network management system has the correct password. OL-1209-02 Cisco VG248 Analog Phone Gateway Software Configuration Guide 6-9 Incorrect password entered A user attempted to use a telnet...
... page 2-11 for details. Reattempt the file transfer. If error persists, replace cable. Verify that you suspect an unauthorized login attempt. Check the passwords and verify that your network management system has the correct password. OL-1209-02 Cisco VG248 Analog Phone Gateway Software Configuration Guide 6-9 Incorrect password entered A user attempted to use a telnet...
Hardware Installation Guide
Page 4
...Port 1-7 Ethernet Port 1-7 Rear Panel 1-8 2 C H A P T E R Preparing to Install the VG248 2-1 Preparing the Installation Site 2-1 Choosing a Site for Installation 2-2 Ensuring Overcurrent Protection 2-2 Grounding the System ... Power 2-7 Preventing EMI 2-7 Disposing of the System 2-7 Network Requirements 2-8 Required Tools and Cabling 2-8 Safety 2-8 3 C H A P T E R Installing the VG248 3-1 Installing the VG248 3-1 Installing the VG248 in a Rack 3-1 Attaching the Brackets 3-2 Putting the VG248 in a Rack 3-5 Cisco VG248 Analog Phone Gateway Hardware Installation Guide iv 78-13154-01
...Port 1-7 Ethernet Port 1-7 Rear Panel 1-8 2 C H A P T E R Preparing to Install the VG248 2-1 Preparing the Installation Site 2-1 Choosing a Site for Installation 2-2 Ensuring Overcurrent Protection 2-2 Grounding the System ... Power 2-7 Preventing EMI 2-7 Disposing of the System 2-7 Network Requirements 2-8 Required Tools and Cabling 2-8 Safety 2-8 3 C H A P T E R Installing the VG248 3-1 Installing the VG248 3-1 Installing the VG248 in a Rack 3-1 Attaching the Brackets 3-2 Putting the VG248 in a Rack 3-5 Cisco VG248 Analog Phone Gateway Hardware Installation Guide iv 78-13154-01
Hardware Installation Guide
Page 21
...2-8 • Required Tools and Cabling, page 2-8 • Safety, page 2-8 Preparing the Installation Site Refer to these guidelines to Install the VG248 To ensure normal system operation, ...plan your site configuration and prepare your site before installation. CH A P T E R 2 Preparing to prepare the installation site: • Choosing a Site for Installation, page 2-2 • Ensuring Overcurrent Protection, page 2-2 • Grounding the System, page 2-3 • Creating a Safe Environment, page 2-3 78-13154-01 Cisco VG248 Analog Phone Gateway...
...2-8 • Required Tools and Cabling, page 2-8 • Safety, page 2-8 Preparing the Installation Site Refer to these guidelines to Install the VG248 To ensure normal system operation, ...plan your site configuration and prepare your site before installation. CH A P T E R 2 Preparing to prepare the installation site: • Choosing a Site for Installation, page 2-2 • Ensuring Overcurrent Protection, page 2-2 • Grounding the System, page 2-3 • Creating a Safe Environment, page 2-3 78-13154-01 Cisco VG248 Analog Phone Gateway...
Hardware Installation Guide
Page 23
...cables, and missing safety grounds. • Keep the area around the rack for racks with obstructions (such as metal flakes from dust and foreign conductive material (such as a power strip) that suitable grounding is not suitable for system maintenance. 78-13154-01 Cisco VG248 Analog Phone Gateway... Hardware Installation Guide 2-3 Chapter 2 Preparing to Install the VG248 Rack-Mounting the System Grounding the System • Do not defeat the ground conductor...
...cables, and missing safety grounds. • Keep the area around the rack for racks with obstructions (such as metal flakes from dust and foreign conductive material (such as a power strip) that suitable grounding is not suitable for system maintenance. 78-13154-01 Cisco VG248 Analog Phone Gateway... Hardware Installation Guide 2-3 Chapter 2 Preparing to Install the VG248 Rack-Mounting the System Grounding the System • Do not defeat the ground conductor...
Hardware Installation Guide
Page 24
...8226; Install any other equipment do not obstruct the airflow through the chassis or impair access to the power supplies or cards. Cisco VG248 Analog Phone Gateway Hardware Installation Guide 2-4 78-13154-01 If the system falls, it can overheat. • Allow at the bottom. •...or servicing the system. • Load the rack from field-replaceable components to avoid disconnecting cables unnecessarily for stability. Rack-Mounting the System Chapter 2 Preparing to Install the VG248 Ensuring Proper Airflow • Install the system in an enclosed rack is unavoidable, ensure ...
...8226; Install any other equipment do not obstruct the airflow through the chassis or impair access to the power supplies or cards. Cisco VG248 Analog Phone Gateway Hardware Installation Guide 2-4 78-13154-01 If the system falls, it can overheat. • Allow at the bottom. •...or servicing the system. • Load the rack from field-replaceable components to avoid disconnecting cables unnecessarily for stability. Rack-Mounting the System Chapter 2 Preparing to Install the VG248 Ensuring Proper Airflow • Install the system in an enclosed rack is unavoidable, ensure ...
Hardware Installation Guide
Page 25
... the main disconnecting device. 78-13154-01 Cisco VG248 Analog Phone Gateway Hardware Installation Guide 2-5 Chapter 2 Preparing to Install the VG248 AC Power Considerations Lifting the System • Disconnect all times because it . Lift with your back. Bend at the knees, not at all power and external cables before lifting the system. • Ensure that...
... the main disconnecting device. 78-13154-01 Cisco VG248 Analog Phone Gateway Hardware Installation Guide 2-5 Chapter 2 Preparing to Install the VG248 AC Power Considerations Lifting the System • Disconnect all times because it . Lift with your back. Bend at the knees, not at all power and external cables before lifting the system. • Ensure that...
Hardware Installation Guide
Page 26
...complete or intermittent failures. Connect one end of the antistatic strap. The measurement should be between the cards and clothing. Cisco VG248 Analog Phone Gateway Hardware Installation Guide 2-6 78-13154-01 The wrist strap only protects the card from ESD voltages on an antistatic surface ...; Do not perform any removed component on the body; Installing, Servicing, or Disposing the System • Disconnect all power and external cables before you install or service the system: • Always wear an ESD-preventive wrist or ankle strap when handling electronic components. Note...
...complete or intermittent failures. Connect one end of the antistatic strap. The measurement should be between the cards and clothing. Cisco VG248 Analog Phone Gateway Hardware Installation Guide 2-6 78-13154-01 The wrist strap only protects the card from ESD voltages on an antistatic surface ...; Do not perform any removed component on the body; Installing, Servicing, or Disposing the System • Disconnect all power and external cables before you install or service the system: • Always wear an ESD-preventive wrist or ankle strap when handling electronic components. Note...
Hardware Installation Guide
Page 28
...: • Working Voice over IP (VoIP) network • Cisco CallManager 3.1 or higher installed in your network and configured to handle call processing • IP network that supports DHCP or manual assignment of IP address, gateway, and subnet mask Required Tools and Cabling To install the VG248, you must have the following equipment: • Number...
...: • Working Voice over IP (VoIP) network • Cisco CallManager 3.1 or higher installed in your network and configured to handle call processing • IP network that supports DHCP or manual assignment of IP address, gateway, and subnet mask Required Tools and Cabling To install the VG248, you must have the following equipment: • Number...
Hardware Installation Guide
Page 30
... Warning To avoid electric shock, do not connect safety extra-low voltage (SELV) circuits to the manufacturer's instructions. 2-10 Cisco VG248 Analog Phone Gateway Hardware Installation Guide 78-13154-01 LAN ports contain SELV circuits, and WAN ports contain TNV circuits. Dispose of used batteries ...Warning The device is designed to work on the system or connect or disconnect cables during periods of explosion if the battery is replaced incorrectly. Safety Chapter 2 Preparing to Install the VG248 Warning Do not work with the same or equivalent type recommended by AS/NZS...
... Warning To avoid electric shock, do not connect safety extra-low voltage (SELV) circuits to the manufacturer's instructions. 2-10 Cisco VG248 Analog Phone Gateway Hardware Installation Guide 78-13154-01 LAN ports contain SELV circuits, and WAN ports contain TNV circuits. Dispose of used batteries ...Warning The device is designed to work on the system or connect or disconnect cables during periods of explosion if the battery is replaced incorrectly. Safety Chapter 2 Preparing to Install the VG248 Warning Do not work with the same or equivalent type recommended by AS/NZS...
Hardware Installation Guide
Page 36
... shock, do not connect safety extra-low voltage (SELV) circuits to access Cisco CallManager (see Figure 3-4). Use caution when connecting cables. Connecting the VG248 to the Network You must connect the VG248 to the chassis, peel the rubber feet from the adhesive strip and place them...voltage (TNV) circuits. LAN ports contain SELV circuits, and WAN ports contain TNV circuits. Cisco VG248 Analog Phone Gateway Hardware Installation Guide 3-6 78-13154-01 The VG248 supports half- Place the VG248 right-side up on the bottom of the chassis. To attach them adhesive-side down onto...
... shock, do not connect safety extra-low voltage (SELV) circuits to access Cisco CallManager (see Figure 3-4). Use caution when connecting cables. Connecting the VG248 to the Network You must connect the VG248 to the chassis, peel the rubber feet from the adhesive strip and place them...voltage (TNV) circuits. LAN ports contain SELV circuits, and WAN ports contain TNV circuits. Cisco VG248 Analog Phone Gateway Hardware Installation Guide 3-6 78-13154-01 The VG248 supports half- Place the VG248 right-side up on the bottom of the chassis. To attach them adhesive-side down onto...
Hardware Installation Guide
Page 37
To connect the VG248 to a terminal, perform these steps: Step 1 Connect the terminal using an RJ-45-to-RJ-45 rollover cable and an RJ-45-to a console terminal for configuration and management tasks (see Figure 3-5). Chapter 3 Installing the VG248 Figure 3-4 Connecting to the Ethernet Port Connecting the VG248 to the Network 58933 12 1 Ethernet cable 2 Ethernet port Connecting to the Console Port Use the console port to connect the VG248 to -DB-9 adapter, included with the VG248. 78-13154-01 Cisco VG248 Analog Phone Gateway Hardware Installation Guide 3-7
To connect the VG248 to a terminal, perform these steps: Step 1 Connect the terminal using an RJ-45-to-RJ-45 rollover cable and an RJ-45-to a console terminal for configuration and management tasks (see Figure 3-5). Chapter 3 Installing the VG248 Figure 3-4 Connecting to the Ethernet Port Connecting the VG248 to the Network 58933 12 1 Ethernet cable 2 Ethernet port Connecting to the Console Port Use the console port to connect the VG248 to -DB-9 adapter, included with the VG248. 78-13154-01 Cisco VG248 Analog Phone Gateway Hardware Installation Guide 3-7
Hardware Installation Guide
Page 39
Chapter 3 Installing the VG248 Figure 3-5 Connecting the VG248 to a Console Terminal Connecting the VG248 to the Network 1 2 3 4 1 Console port (RJ-45) 2 RJ-45 to RJ-45 rollover cable 3 RJ-45 to DB-9 or RJ-45 to DB-25 adapter 4 Laptop computer or terminal 78-13154-01 Cisco VG248 Analog Phone Gateway Hardware Installation Guide 3-9
Chapter 3 Installing the VG248 Figure 3-5 Connecting the VG248 to a Console Terminal Connecting the VG248 to the Network 1 2 3 4 1 Console port (RJ-45) 2 RJ-45 to RJ-45 rollover cable 3 RJ-45 to DB-9 or RJ-45 to DB-25 adapter 4 Laptop computer or terminal 78-13154-01 Cisco VG248 Analog Phone Gateway Hardware Installation Guide 3-9
Hardware Installation Guide
Page 64
... at all times because it serves as the main disconnecting device. B-18 Cisco VG248 Analog Phone Gateway Hardware Installation Guide 78-13154-01 Antes de trabajar sobre cualquier sistema que carezca de interruptor de Encendido/Apagado (ON/OFF), desenchufar el cable de alimentación. Waarschuwing De combinatie van de stekker en het elektrisch contactpunt...
... at all times because it serves as the main disconnecting device. B-18 Cisco VG248 Analog Phone Gateway Hardware Installation Guide 78-13154-01 Antes de trabajar sobre cualquier sistema que carezca de interruptor de Encendido/Apagado (ON/OFF), desenchufar el cable de alimentación. Waarschuwing De combinatie van de stekker en het elektrisch contactpunt...
Hardware Installation Guide
Page 69
... Activity Warning Warning Do not work on the system or connect or disconnect cables during periods of te ontkoppelen. Avvertenza Non lavorare sul sistema o collegare oppure scollegare i cavi durante un temporale con fulmini. 78-13154-01 Cisco VG248 Analog Phone Gateway Hardware Installation Guide B-23 Antes de operar sobre equipos conectados a líneas de...
... Activity Warning Warning Do not work on the system or connect or disconnect cables during periods of te ontkoppelen. Avvertenza Non lavorare sul sistema o collegare oppure scollegare i cavi durante un temporale con fulmini. 78-13154-01 Cisco VG248 Analog Phone Gateway Hardware Installation Guide B-23 Antes de operar sobre equipos conectados a líneas de...