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Cisco - Cisco High-Speed WAN Interface Card
Cisco - Cisco High-Speed WAN Interface Card
![](https://media.zones.com/images/products/B52AAED7-9B8F-4A18-AD17-2B69A978AE27.jpg)
Serial adapter - HDLC RS-232 PPP RS-530 X.21 RS-449 SLIP RS-530A - 4 ports
$1,929.99
Cisco - Cisco WAN Network Interface Module
Cisco - Cisco WAN Network Interface Module
![](https://media.zones.com/images/products/generic200.jpg)
Expansion module - RS-232/449/530/V.35/X.21 x 16 - for Integrated Services Router 4321, 4331, 4351, 4431
$1,818.99
Cisco - Cisco WAN Network Interface Module
Cisco - Cisco WAN Network Interface Module
![](https://media.zones.com/images/products/generic200.jpg)
Expansion module - RS-232/449/530/V.35/X.21 x 16 - for Integrated Services Router 4321, 4331, 4351, 4431
$1,744.99
Cisco - Cisco WAN Network Interface Module
Cisco - Cisco WAN Network Interface Module
![](https://media.zones.com/images/products/25644600-F34D-4D20-BAE8-A06D7EA052F7.jpg)
Serial adapter - RS-232/449/530/V.35/X.21 x 4 - refurbished - for Cisco 4451-X
$1,668.99
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