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WAN Access and AggregationSerial interfaces can be used to provide WAN access for remote sites. With support for serial speeds up to 8 Mbps per port, the 2-port serial HWIC is ideal for low- and medium-density WAN aggregation.The HWIC-1DSU-T1 also offers an integrated CSU/DSU, simplifying configuration and management. Integration allows management of the router and CSU/DSU as a single SNMP entity while also providing detailed troubleshooting capabilities. Troubleshooting features include self-test, loopbacks, CSU/DSU reset, alarm counters, and T1 statistics.
Cisco Integrated Services Routers
1841, 1921, 1941, 2801, 2811, 2821, 2851, 2901, 2911, 2921, 2951, 3825, 3845, 3925, 3945