N1-OSPF NSSA external type 1, N2-OSPF NSSA external type 2

E1-OSPF external type 1, E2-OSPF external type 2

i-IS-IS, su-IS-IS summary, L1-IS-IS level-1, L2-IS-IS level-2 ia-IS-IS inter area, *-candidate default, U-per-user static route o-ODR, P-periodic downloaded static route

Gateway of last resort is 192.168.2.1 to network 0.0.0.0 10.0.0.0/24 is subnetted, 2 subnets

C10.0.150.0 is directly connected, FastEthernet0/0

S 10.0.149.0 [1/0] via 10.0.150.207

C 192.168.16.0/24 is directly connected, Ethernet0/0 C 192.168.1.0/24 is directly connected, Tunnel0

C 192.168.2.0/24 is directly connected, Tunnel1

o* 0.0.0.0/0 [160/1] via 192.168.2.1, 00:00:25, Tunnel1 [160/1] via 192.168.1.1, 00:00:56, Tunnel0

c1751-16#show crypto session detail Crypto session current status

Code: C-IKE Configuration mode, D-Dead Peer Detection

K-Keepalives, N-NAT-traversal, X-IKE Extended Authentication

Interface: Tunnel0

Session status: UP-ACTIVE

Peer: 10.0.149.221 port 500 fvrf: (none) ivrf: (none)

Phase1_id: 10.0.149.221

Desc: (none)

IKE SA: local 10.0.150.1/500 remote 10.0.149.221/500 Active

Capabilities:D connid:268435501 lifetime:20:51:40

IPSEC FLOW: permit 47 host 10.0.150.1 host 10.0.149.221

Active SAs: 2, origin: crypto map

Inbound: #pkts dec’ed 7179 drop 0 life (KB/Sec) 4607231/2896

Outbound: #pkts enc’ed 65223 drop 1 life (KB/Sec) 4607249/2896 Interface: Tunnel1

Session status: UP-ACTIVE

Peer: 10.0.149.220 port 500 fvrf: (none) ivrf: (none)

Phase1_id: 10.0.149.220

Desc: (none)

IKE SA: local 10.0.150.1/500 remote 10.0.149.220/500 Active

Capabilities:D connid:268435500 lifetime:17:04:05

IPSEC FLOW: permit 47 host 10.0.150.1 host 10.0.149.220

Active SAs: 2, origin: crypto map

Inbound: #pkts dec’ed 6767 drop 0 life (KB/Sec) 4541812/2908

Outbound: #pkts enc’ed 65226 drop 4 life (KB/Sec) 4541830/2908 c1751-16#show ip protocols

Routing Protocol is “nhrp”

Maximum path: 0

Routing Information Sources:

© 2005 Cisco Systems, Inc. All rights reserved.

Important notices, privacy statements, and trademarks of Cisco Systems, Inc. can be found on cisco.com.

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Cisco Systems 3745, 831, 3725, 1751 manual

1751, 3745, 3725, 831 specifications

Cisco Systems has established itself as a leader in networking and communications technologies, providing an extensive range of products that cater to various needs in the digital landscape. Among its noteworthy offerings are the Cisco 1751, 831, 3745, and 3725 routers, each designed to address specific requirements within business environments, from small offices to larger enterprises.

The Cisco 1751 is a modular router that delivers high-performance routing capabilities for small to medium-sized businesses. It features two slots for WAN interface cards, which provide flexibility in connectivity options. With support for both digital and analog connections, the 1751 is ideal for organizations looking to integrate voice and data services over a single network. Furthermore, it comes equipped with Cisco's IOS software, offering robust security features and advanced routing protocols, ensuring reliable performance.

The Cisco 831 router is designed to provide small branch offices with a reliable and secure Internet connection. This device incorporates an integrated firewall, VPN support, and advanced security features, making it an excellent choice for businesses that prioritize data protection. The 831 supports various WAN technologies, including DSL and cable, empowering organizations to select the most suitable connectivity type for their operations.

On a larger scale, the Cisco 3745 router is tailored for medium to large enterprises seeking high-capacity routing solutions. With its high performance and support for numerous interfaces, the 3745 can manage substantial data traffic efficiently. Key features include integrated voice support, which allows for convergence of voice and data applications, and advanced QoS capabilities, ensuring that critical applications receive the necessary bandwidth and priority.

Lastly, the Cisco 3725 serves as another powerful option for organizations needing flexibility and performance. Similar to the 3745, it supports modular WAN interfaces and offers compatibility with various data and voice technologies. The 3725's enhanced memory and processing capabilities allow it to handle demanding applications, making it suitable for larger networks requiring reliable connectivity and security features.

In conclusion, Cisco Systems' 1751, 831, 3745, and 3725 routers are exceptional networking solutions tailored for different business sizes and demands. Each model boasts specific features designed to enhance performance, security, and scalability, thereby empowering organizations to optimize their digital infrastructures in an increasingly interconnected world.