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Used Cisco Firewalls & Security

A Cisco firewall is a network security device used to monitor, filter, and control network traffic to prevent unauthorised access and malicious attacks. The firewall protects the network from threats by examining packets for source, destination, content, and contextual information and enforcing security policies.

The Cisco firewall supports deep packet inspection, provides VPN and IPS functionality, and supports multi-layered security policies. In addition to firewalls, Cisco offers comprehensive security solutions, including security management, endpoint security, and threat detection and prevention. Together, these solutions create a comprehensive network security system capable of detecting and responding to evolving network threats in a timely manner.

We offer a 3-month warranty on used cisco firewalls purchased from linknewnet. Upon receipt of your order, we will thoroughly test and maintain the equipment prior to shipment to ensure that you receive a virtually new product and experience the best technical support available! Cisco offers comprehensive network security solutions, including security management, endpoint security, and threat detection and prevention.

WIC-BLANK-PANEL - Cisco Router WAN Interface Card
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Blank WAN Interface Card Panel
$25 $15
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WIC-2T - Cisco Router WAN Interface Cards
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2-Port Serial WAN Interface Card
$33 $20
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WIC-2AM-V2 - Cisco Router WAN Interface Cards
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Two-port Analog Modem Interface Card
$667 $400
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WIC-2A/S - Cisco Router WAN Interface Cards
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2-Port Async/Sync Serial WAN Interface Card
$333 $200
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WIC-1T - Cisco Router WAN Interface Cards
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1-Port Serial WAN Interface Card
$167 $100
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WIC-1SHDSL-V3 - Cisco Router WAN Interface Cards
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One port G.shdsl WIC with 4-wire support WAN Interface Card
$17 $10
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WIC-1DSU-T1-V2 - Cisco Router WAN Interface Cards
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Updated 1-Port T1/Fractional T1 DSU/CSU WAN Interface Card
$17 $10
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WIC-1DSU-56K4 - Cisco Router WAN Interface Cards
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1-port 4-WIRE 56/64 KBPS WAN INTERFACE CARD
$250 $150
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WIC-1B-S/T-V3 - Cisco Router WAN Interface Cards
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1-Port ISDN WAN Interface Card (dial and leased line)
$250 $150
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WIC-1AM-V2 - Cisco Router WAN Interface Cards
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one-port Analog Modem Interface card
$83 $50
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WIC-1ADSL-T1 - Cisco Router WAN Interface Card
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WIC-1ADSL-T1 Router WAN Interface Card
$83 $50
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WIC-1ADSL - Cisco Router WAN Interface Card
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1-port ADSL WAN Interface Card
$417 $250
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  • Total 12 items ,  current page 1 ,  total 1 page

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