ProCurve SR DL 2XISDN BRI U Module 2 Port ISDN BRI U DL Module Support
By Hewlett Packard HP

ProCurve Secure Router 7000dl Series - Product Type: ISDN Module - Interfaces/Ports Details: 2 x RJ-45 ISDN BRI (U) - Interfaces/Ports: 2 x ISDN BRI (U) - Data Transfer Rate: 128Kbps ISDN BRI (U) - Humidity: 0% to 95% Non-condensing Relative Humidity Operating - 0% to 95% Non-condensing Relative Humidity Storage ... 

ProCurve SR DL ISDN BRI S/T Backup 1-Port Isdsn BRI S/T Module Attach
By Hewlett Packard HP 

Transceiver - 10GBASE-Er - SC Single Mode - Plug-in Module -
By Hewlett Packard HP

HP ProCurve 9300 2-Port 10 GbE Module (J8174A) - HP ProCurve Routing Switch 9315m (J4874A) - HP ProCurve Routing Switch 9308m (J4138A) - HP ProCurve Routing Switch 9304m (J4139A) - Product Type: Expansion Module - Interfaces/Ports Details: 1 x SC 10GBase-ER - Interfaces/Ports: 1 x 10GBase-ER ... 

Single Port T1/FT1 E1/FE1 (G.703) with CSU/DSU Half Height Card
By Nortel Networks