TROUBLESHOOTING

 

Troubleshooting Chart

 

 

Symptom

Action

 

 

LED Indicators

 

 

 

Link LED is Off

• Verify that the Barricade and attached device are

 

powered on.

 

• Be sure the cable is plugged into both the

 

Barricade and the corresponding device.

 

• Verify that the proper cable type is used and that

 

its length does not exceed the specified limits.

 

• Be sure that the network interface on the

 

attached device is configured for the proper

 

communication speed and duplex mode.

 

• Check the adapter on the attached device and

 

cable connections for possible defects. Replace

 

any defective adapter or cable if necessary.

 

 

Network Connection Problems

 

 

Cannot Ping the

• Verify that the IP addresses are properly

Barricade from the

configured. For most applications, you should

attached LAN, or the

use the Barricade’s DHCP function to

Barricade cannot Ping

dynamically assign IP addresses to any host on

any device on the

the attached LAN. However, if you manually

attached LAN

configure any IP addresses on the LAN, verify

 

 

that the same network address (network

 

component of the IP address) and subnet mask

 

are used for both the Barricade and any attached

 

LAN devices.

 

• Be sure the device you want to Ping (or from

 

which you are Pinging) has been configured for

 

TCP/IP.

 

 

A-2

Page 96
Image 96
SMC Networks SMC7004ABR manual Tcp/Ip

SMC7004ABR specifications

The SMC7004ABR, produced by SMC Networks, is an advanced broadband router that has become a staple in many home and small office networks. This versatile device is designed to connect multiple computers and devices to the internet while providing robust security features and efficient data management.

One of the key features of the SMC7004ABR is its built-in NAT (Network Address Translation) functionality. This allows the router to share a single public IP address among multiple devices on the local network, effectively managing concurrent internet connections while conserving IP addresses. This is particularly beneficial for small businesses and home offices where multiple devices need internet access without incurring additional costs from service providers.

The SMC7004ABR also boasts a user-friendly web-based interface for easy setup and configuration. This means that even users with limited technical expertise can manage their network settings without hassle. The router supports a range of connection types including DSL, cable, and fiber, making it adaptable to various internet service scenarios.

Security is another major aspect of the SMC7004ABR. It comes equipped with a built-in firewall and supports features such as packet filtering, URL blocking, and IP address filtering to protect the network from unauthorized access and potential threats. Additionally, the router supports VPN pass-through, allowing secure remote access to the network for remote workers.

In terms of connectivity, the SMC7004ABR offers multiple Ethernet ports, which facilitate wired connections for devices that require a stable and fast internet connection. This is particularly important for activities such as online gaming, video conferencing, and streaming, where latency and speed can significantly impact user experience.

The SMC7004ABR also employs the latest technologies to enhance performance. With support for both static and dynamic IP addressing, users have flexibility in managing their network settings. This router also features quality of service (QoS) settings, allowing users to prioritize bandwidth for specific applications or services, ensuring that crucial tasks get the resources they require.

In summary, the SMC7004ABR by SMC Networks is a powerful and reliable option for those looking to enhance their internet connectivity. Its combination of NAT functionality, user-friendly management, robust security features, and support for various connection types makes it a versatile choice for home and small office environments. With advanced technologies and solid performance characteristics, the SMC7004ABR continues to meet the needs of users seeking a dependable broadband routing solution.