122APPENDIX A: TELEPHONE INSTALLATION AND MAINTENANCE

Table 12 Possible Problems (continued)

Possible Problem

Suggested Solutions

 

 

My telephone has “locked

■ Your telephone has lost the connection to the

up.”

system. Remove the Ethernet cord from the jack,

 

and then re-insert it into the jack.

 

■ Wait a few seconds. If the telephone still appears to

 

be locked, disconnect the electrical power for your

 

telephone, and then plug it back in.

 

 

Callers cannot leave

■ Your mailbox may be full. Log in to your voice

messages on my voice mail.

mailbox and delete some messages.

 

■ Your telephone may be set up for Greeting Only

 

Mailbox. Log in to NBX NetSet > NBX

 

Messaging and clear the Greeting Only Mailbox

 

checkbox.

 

 

When I park a call, the

You have selected a Call Park extension that is already

display panel shows “Park

in use. Try another Call Park extension. Your

xtn in use,” and the call

administrator can add additional Call Park Extensions.

returns to my telephone.

For details, see “Call Park” in Chapter 6.

When I dial 9 or 8 to access an outside line, the display panel shows “All Ports Busy.”

No outside lines are available. Try again in a few minutes.

After I call another user in my organization, I hear a tone but no ringing.

The other user may have the Hands Free Active on Intercom feature enabled. Begin speaking after you hear the tone. For details, see “Using Hands Free Active on Intercom”Chapter 5

On my 3Com Business Telephone or 3Com Manager’s Telephone, all incoming internal calls come over my speaker phone.

You have the Hands Free Active on Intercom feature enabled. For details, see “Using Hands Free Active on Intercom”Chapter 5

When I try to access the NBX NetSet utility, I do not get a response after I type the NBX system’s IP address and press Enter.

Ask your administrator to verify the IP address that you typed into your web browser.

I am unable to log in to the NBX NetSet utility.

You must set up your voice mail before you can use the NBX NetSet utility. Press the Message button. The prompts guide you through the setup. Then use your voice mail password to access the NBX NetSet utility. If you are on an analog telephone, see “Setting Up Your Password and Voice Mail for the First Time” in Chapter 1.

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3Com 900-0208 manual Mailbox . Log in to NBX NetSet NBX, Messaging and clear the Greeting Only Mailbox
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900-0208 specifications

The 3Com 900-0208 is a highly regarded networking device known for its robustness and reliability. Primarily designed for small to medium-sized businesses, it effectively addresses the requirements of modern networking environments while providing exceptional performance.

One of the standout features of the 3Com 900-0208 is its advanced routing capabilities. The device is equipped with a comprehensive suite of routing protocols, including RIP, OSPF, and BGP, ensuring that it can handle a variety of network topologies and complexities. This flexibility allows organizations to seamlessly integrate the device into their existing network infrastructure, enhancing overall efficiency.

In terms of connectivity, the 3Com 900-0208 supports multiple Ethernet ports, facilitating simultaneous connection to various devices. This multi-port functionality not only improves the device's performance but also enhances scalability. As businesses grow and their networking needs evolve, the 3Com 900-0208 can easily adapt to increasing demands without requiring a complete overhaul of the existing network.

Another key technology featured in the 3Com 900-0208 is its support for Virtual LANs (VLANs). This allows for the segmentation of network traffic, improving security and optimizing performance. By isolating different types of traffic, organizations can reduce congestion and ensure that critical applications maintain a consistent level of service.

The device also incorporates Quality of Service (QoS) features, enabling prioritization of network traffic. This is particularly beneficial in environments where bandwidth is shared among multiple users performing various tasks. With QoS, critical applications such as VoIP or video conferencing can be given precedence, ensuring they perform effectively, even in a high-traffic situation.

Security is another vital characteristic of the 3Com 900-0208. The device includes built-in firewall capabilities, protecting the network from potential threats while allowing for customizable security policies. Additionally, it supports VPN functionality, ensuring secure remote access for users.

In conclusion, the 3Com 900-0208 is an excellent networking solution that combines powerful features, advanced technologies, and robust security measures. Its ability to support routing protocols, VLANs, QoS, and firewall functionalities makes it an ideal choice for businesses looking to enhance their network performance and security. As organizations continue to expand and evolve, the 3Com 900-0208 offers the adaptability and reliability necessary to succeed in today’s digital landscape.
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