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Table of contents for the manual
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Page 1
CHAPTER 13-1 Cisco 7304 Router Modular Services Card and Shared Port Adapter Software Configuration Guide OL-4807-02 13 Configuring the 2-Port and 4-Port T3/E3 SPAs This chapter provides information about conf iguring the 2-Port and 4-Port T3/E3 Shared Port Adapters (SP As) on the Cisco 7304 router. It includes the following sections: • Conf igur[...]
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Page 2
13-2 Cisco 7304 Router Modular Services Card and Shared Port Adapter Software Configuration Guide OL-4807-02 Chapter 13 Configuring the 2-Port and 4-Port T3/E3 SPAs Configuration Tasks Required Configuration Tasks This section lists the required conf iguration steps to conf igure the 2-Port or 4-Port T3/E3 SP A. Some of the required conf iguration [...]
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Page 3
13-3 Cisco 7304 Router Modular Services Card and Shared Port Adapter Software Configuration Guide OL-4807-02 Chapter 13 Configuring the 2-Port and 4-Port T3/E3 SPAs Configuration Tasks Configure the Interface T o set the ip address for the 2-Port or 4-Port T3/E3 SP A, complete these steps: Verifying Controller Configuration Use the show controllers[...]
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Page 4
13-4 Cisco 7304 Router Modular Services Card and Shared Port Adapter Software Configuration Guide OL-4807-02 Chapter 13 Configuring the 2-Port and 4-Port T3/E3 SPAs Configuration Tasks 0 C-bit Coding Violation, 0 P-bit Err Secs, 0 P-bit Sev Err Secs, 0 Sev Err Framing Secs, 0 Unavailable Secs, 24750 Line Errored Secs, 0 C-bit Errored Secs, 0 C-bit [...]
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Page 5
13-5 Cisco 7304 Router Modular Services Card and Shared Port Adapter Software Configuration Guide OL-4807-02 Chapter 13 Configuring the 2-Port and 4-Port T3/E3 SPAs Configuration Tasks Serial6/0/0.16 is up, line protocol is up Hardware is SPA-4T3E3 Internet address is 110.1.1.2/24 MTU 4470 bytes, BW 44210 Kbit, DLY 200 usec, reliability 255/255, tx[...]
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Page 6
13-6 Cisco 7304 Router Modular Services Card and Shared Port Adapter Software Configuration Guide OL-4807-02 Chapter 13 Configuring the 2-Port and 4-Port T3/E3 SPAs Configuration Tasks Configuring Data Service Unit Mode Conf igure the SP A to connect with customer premise Data Service Units (DSUs) by setting the DSU mode. Subrating a T3 or E3 inter[...]
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Page 7
13-7 Cisco 7304 Router Modular Services Card and Shared Port Adapter Software Configuration Guide OL-4807-02 Chapter 13 Configuring the 2-Port and 4-Port T3/E3 SPAs Configuration Tasks Verifying DSU Mode Use the show controllers serial command to display the DSU settings: router# show controllers serial 6/0/0 Serial6/0/0 - Framing is c-bit, Clock S[...]
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Page 8
13-8 Cisco 7304 Router Modular Services Card and Shared Port Adapter Software Configuration Guide OL-4807-02 Chapter 13 Configuring the 2-Port and 4-Port T3/E3 SPAs Configuration Tasks 0 Line Errored Secs, 0 C-bit Errored Secs, 0 C-bit Sev Err Secs Data in Interval 1: 0 Line Code Violations, 0 P-bit Coding Violation 0 C-bit Coding Violation 0 P-bit[...]
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Page 9
13-9 Cisco 7304 Router Modular Services Card and Shared Port Adapter Software Configuration Guide OL-4807-02 Chapter 13 Configuring the 2-Port and 4-Port T3/E3 SPAs Configuration Tasks Router(conf ig-if)# mdl [ string { eic | f ic | generator | lic | pf i | port | unit } string }] | [ transmit { idle-signal | path | test-signal }] Conf igures the M[...]
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Page 10
13-10 Cisco 7304 Router Modular Services Card and Shared Port Adapter Software Configuration Guide OL-4807-02 Chapter 13 Configuring the 2-Port and 4-Port T3/E3 SPAs Configuration Tasks Verifying MDL Use the show controllers serial command to display the MDL settings: router# show controllers serial 6/0/0 Serial6/0/0 - Framing is c-bit, Clock Sourc[...]
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Page 11
13-11 Cisco 7304 Router Modular Services Card and Shared Port Adapter Software Configuration Guide OL-4807-02 Chapter 13 Configuring the 2-Port and 4-Port T3/E3 SPAs Configuration Tasks Scrambling can pre vent some bit patterns from being mistakenly interpreted as alarms by switches placed between the Data Service Units (DSUs). T o conf igure scram[...]
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Page 12
13-12 Cisco 7304 Router Modular Services Card and Shared Port Adapter Software Configuration Guide OL-4807-02 Chapter 13 Configuring the 2-Port and 4-Port T3/E3 SPAs Configuration Tasks Configuring Framing Framing is used to synchronize data transmission on the line. Framing allo ws the hardware to determine when each packet starts and ends. T o co[...]
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Page 13
13-13 Cisco 7304 Router Modular Services Card and Shared Port Adapter Software Configuration Guide OL-4807-02 Chapter 13 Configuring the 2-Port and 4-Port T3/E3 SPAs Configuration Tasks Configuring Encapsulation When traff ic crosses a W AN link, the connection needs a Layer 2 protocol to encapsulate traf f ic. T o set the encapsulation method, use[...]
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Page 14
13-14 Cisco 7304 Router Modular Services Card and Shared Port Adapter Software Configuration Guide OL-4807-02 Chapter 13 Configuring the 2-Port and 4-Port T3/E3 SPAs Configuration Tasks Configuring Cable Length The cablelength command compensates for the loss in decibels based on the distance from the device to the f irst repeater in the circuit. A[...]
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Page 15
13-15 Cisco 7304 Router Modular Services Card and Shared Port Adapter Software Configuration Guide OL-4807-02 Chapter 13 Configuring the 2-Port and 4-Port T3/E3 SPAs Configuration Tasks Configuring Invert Data Delays between the TE clock and data transmission indicate that the transmit clock signal might not be appropriate for the interface rate an[...]
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Page 16
13-16 Cisco 7304 Router Modular Services Card and Shared Port Adapter Software Configuration Guide OL-4807-02 Chapter 13 Configuring the 2-Port and 4-Port T3/E3 SPAs Configuration Tasks Verify TTB Settings Use the show controllers serial command to display the TTB settings for the interface: router# show controllers serial 6/0/0 Serial6/0/0 - Frami[...]
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Page 17
13-17 Cisco 7304 Router Modular Services Card and Shared Port Adapter Software Configuration Guide OL-4807-02 Chapter 13 Configuring the 2-Port and 4-Port T3/E3 SPAs Verifying the Interface Configuration Saving the Configuration T o sa ve your running conf iguration to nonv olatile random-access memory (NVRAM), use the following command in pri vile[...]
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Page 18
13-18 Cisco 7304 Router Modular Services Card and Shared Port Adapter Software Configuration Guide OL-4807-02 Chapter 13 Configuring the 2-Port and 4-Port T3/E3 SPAs Verifying the Interface Configuration Monitoring Per-Port Interface Statistics T o f ind detailed status and statistical information on a per-port basis for the 2-Port or 4-Port T3/E3 [...]
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Page 19
13-19 Cisco 7304 Router Modular Services Card and Shared Port Adapter Software Configuration Guide OL-4807-02 Chapter 13 Configuring the 2-Port and 4-Port T3/E3 SPAs Configuration Examples No FEAC code is being received MDL transmission is disabled Configuration Examples This section includes the following conf iguration examples: • DSU Conf igur[...]
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Page 20
13-20 Cisco 7304 Router Modular Services Card and Shared Port Adapter Software Configuration Guide OL-4807-02 Chapter 13 Configuring the 2-Port and 4-Port T3/E3 SPAs Configuration Examples Router(config-if)# mdl transmit path Router(config-if)# mdl transmit idle-signal Router(config-if)# mdl transmit test-signal Scrambling Configuration Example The[...]
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Page 21
13-21 Cisco 7304 Router Modular Services Card and Shared Port Adapter Software Configuration Guide OL-4807-02 Chapter 13 Configuring the 2-Port and 4-Port T3/E3 SPAs Configuration Examples ! Specify the cable length ! Router(config-if)# cablelength 200 Invert Data Configuration Example The following e xample enables in vert data: ! Enter global con[...]
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Page 22
13-22 Cisco 7304 Router Modular Services Card and Shared Port Adapter Software Configuration Guide OL-4807-02 Chapter 13 Configuring the 2-Port and 4-Port T3/E3 SPAs Configuration Examples[...]