Command

Options

Function & Description

 

M2

Speaker always on

 

M3

Speaker off during dialing and on until carrier present

Nn

 

Select negotiate handshake

 

N0

When originating or answering, handshake only at the communication

 

 

rate specified by S37 register and “ATBn” and no fallback

 

N1 *

When originating or answering, start handshaking only at the

 

 

communication standard specified by S37 register and “ATBn” During

 

 

handshake, fallback to a lower speed may occur.

On

 

Go on-line

 

O0

Return modem to a previously established state (return to data mode).

 

O1

Begin an equalizer retrain sequence, then

 

 

return to on-line state.

 

O3

Force modem to a new rate defined by user

 

 

New rates are defined in S62 register.

P

 

Enable pulse dialing

Qn

 

Result code display options

 

Q0 *

Result code enabled

 

Q1

Result code disabled

T

 

Enable tone dialing

Vn

 

Result code form

 

V0

Display result code in numeric form (see

 

 

also the result code options table)

 

V1 *

Display result code in verbose (text) form

Wn

 

Select extended result code options

 

W0

CONNECT result code reports DTE speed. Disable protocol result codes.

 

 

(see also the “Result Code Options Table”)

 

W1

CONNECT result code reports DTE speed. Enable protocol result codes.

 

W2 *

CONNECT result code reports DCE speed. Enable protocol result codes.

Xn

 

Select result codes/call progress options

 

X0

Display CONNECT or “1” for all speeds.

 

 

Ignore dial tone and busy tone detection.

 

X1

Display connect message and the modem’s data rate, and an indication of

 

 

the modem’s error correction and data compression.

 

 

Ignore dial tone and busy tone detection.

 

X2

Display connect message and the modem’s data rate, and an indication of

 

 

the modem’s error correction and data compression.

 

 

Check dial tone before proceeding dialing,

 

 

ignore busy tone detection.

 

X3

Display connect message and the modem’s data rate, and an indication of

 

 

the modem’s error correction and data compression.

 

 

Ignore dial tone before proceeding dialing,

 

 

check busy tone after making dialing.

 

X4 *

Display connect message and the modem’s data rate, and an indication of

 

 

the modem’s error correction and data compression.

 

 

Check dial tone and busy tone.

 

X5

Same as X4.

 

X6

Same as X4.

 

X7

Display CONNECT or “1” for all speeds.

 

 

Check dial tone and busy tone.

Zn

 

Recall stored profile

14 AT Command Set Summaries

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ZyXEL Communications 3356P user manual Speaker always on

3356P specifications

ZyXEL Communications 3356P is an advanced networking device designed primarily for small to medium-sized businesses that require reliable connectivity and efficient performance. This versatile product combines switching and Power over Ethernet (PoE) capabilities, making it a significant addition to any network infrastructure.

One of the standout features of the ZyXEL 3356P is its PoE functionality. This device supports Power over Ethernet, allowing it to deliver electrical power along with data to connected devices such as IP cameras, VoIP phones, and wireless access points. With a total power budget of 65 Watts, the switch can adequately support multiple PoE devices simultaneously, simplifying deployment and reducing the need for additional power outlets.

The ZyXEL 3356P is equipped with 24 Gigabit Ethernet ports, ensuring high-speed data transfer and reducing network bottlenecks. The use of Gigabit technology allows for significantly improved bandwidth, which is crucial for businesses that rely heavily on data-intensive applications like video conferencing and large file transfers. Additionally, the switch operates with a non-blocking architecture, providing full duplex communication for maximum throughput.

ZyXEL's 3356P is focused on security and management, featuring advanced Layer 2 and Layer 3 switching capabilities. It supports VLAN tagging, which allows for the segmentation of network traffic and enhancements in security. This function helps maintain performance and reduces the risk of unauthorized access to sensitive information.

Traffic management is further enhanced with Quality of Service (QoS) protocols. This functionality prioritizes essential traffic, ensuring that critical applications receive the necessary bandwidth while less urgent data transfers are handled appropriately. This feature is particularly beneficial for businesses that demand seamless connectivity and consistent performance from their networks.

The device also comes with built-in network management capabilities, allowing network administrators to monitor performance and configure settings quickly. With support for both Web-based management and Simple Network Management Protocol (SNMP), the ZyXEL 3356P provides flexibility in administration, making it user-friendly for both IT professionals and less tech-savvy individuals.

Overall, ZyXEL Communications 3356P is an exceptional choice for organizations looking for a reliable, feature-rich networking solution. With its robust performance, PoE capabilities, advanced security features, and ease of management, it stands out as a reliable foundation for a scalable and efficient network.