Troubleshooting TechNotes

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Cisco 1700/2600/3600/3700 2-Port Async/Sync Serial WAN Interface Card
- 2-Port Async/Sync WAN Interface Card (WIC-2A/S) 04/Feb/2010
Cisco 1700/2600/3600/3700 1-Port ISDN with NT-1 WAN Interface Card
- Understanding the 1-Port ISDN BRI (S/T) WAN Interface Card (WIC-1B-S/T or WIC36-1B-S/T) 11/Jul/2007
Cisco 1700/2600/3600/3700 1-Port Serial WAN Interface Card
- Understanding the 1-Port Serial WAN Interface Card (WIC-1T) 15/Sep/2005
Cisco 1700/2600/3600/3700 Series 2-Port Analog Modem WIC
- Understanding Analog Modem WAN Interface Cards (WIC-1AM or WIC-2AM) 13/Nov/2018
Cisco 1700/2600/3600/3700 Series 1-Port 4-Wire 56/64Kbps DSU/CSU WIC
- Loopback Tests for T1/56K Lines 06/Mar/2008
Cisco 1700/2600/3600/3700 Series 1-Port Analog Modem WIC
- Understanding Analog Modem WAN Interface Cards (WIC-1AM or WIC-2AM) 13/Nov/2018

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