Event Logs

* Link X Disconnect: Y

Generated when the disconnect of an ISDN call is completed. This event is generated on both sides of the ISDN call. The cause will be one of the causes as specified in the CCITT Recommendation Q.931. Causes of “normal call clearing”, “User busy”, and “Number changed” are printed in words, all other are numeric.

Code

Description

001

Unallocated/unassigned number

002

No route to specified transit network

003

No route to destination

004

Channel unacceptable

006

Channel unacceptable

007

Call awarded and being delivered in an established channel

008

Prefix 0 dialed but not allowed

009

Prefix 1 dialed but not allowed

010

Prefix 1 dialed but not required

011

More digits received than allowed, call is proceeding

016

Normal call clearing

017

User busy

018

No user responding

019

No answer from user

020

Circuit operational

021

Call rejected

022

Number changed

023

Reverse charging rejected

024

Call suspended

025

Call resumed

026

Non-selected user clearing

027

Destination out of order

028

Invalid number format

029

Facility rejected

030

Response to STATUS INQUIRY

031

Normal, unspecified

033

Circuit out of order

034

No circuit/channel available

035

Destination unattainable

036

Out of order

037

Degraded service

038

Network out of order

039

Transit delay range cannot be achieved

040

Throughput range cannot be achieved

041

Temporary failure

042

Switching equipment congestion

043

Access information discarded

044

Requested circuit/channel not available

045

Preemption

046

Precedence call blocked

047

Resources unavailable, unspecified

049

Quality of service unavailable

050

Requested facility not subscribed

051

Reverse charging not allowed

052

Outgoing calls barred

053

Outgoing calls barred within CUG

054

Incoming calls barred

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Perle Systems P840 manual Code Description

P840 specifications

Perle Systems is renowned for its high-performance networking hardware, and the Perle P840 model exemplifies this reputation with its advanced features and technologies. Designed for small to medium-sized enterprises, the P840 serves as a versatile and reliable solution for connectivity needs.

One of the main features of the Perle P840 is its robust network performance, supporting both Ethernet and serial connectivity. With support for RS-232, RS-422, and RS-485 interfaces, the P840 enables seamless integration of legacy devices into modern network architectures, allowing businesses to leverage existing infrastructure without the need for extensive upgrades.

The P840 also boasts advanced security features to protect sensitive data during transmission. It supports SSL encryption and VPN capabilities, ensuring that data travels securely across the network. Additionally, it implements strong authentication protocols, providing organizations with peace of mind knowing that their communications are safeguarded against potential threats.

Another standout characteristic of the P840 is its flexibility in configuration. It offers multiple port configurations, allowing for customization based on specific user needs. With options for both managed and unmanaged modes, the device can easily adapt to various network environments. This flexibility makes it suitable for diverse applications, including industrial automation, process control, and telecommunications.

The Perle P840 is designed for durability and reliability, featuring a rugged enclosure that can withstand demanding environments. Its solid-state components reduce the risk of failure, contributing to increased uptime and lower maintenance costs. Furthermore, the compact design allows for easy installation in tight spaces, making it a practical choice for various deployment scenarios.

In terms of management and monitoring, the P840 includes an intuitive web-based interface, enabling administrators to configure settings and monitor network performance effortlessly. SNMP support further enhances management capabilities, allowing for integration into larger network management systems.

Overall, the Perle P840 stands out as a powerful solution for enterprises seeking seamless connectivity, robust security, and flexibility in configuration. Its combination of advanced features and durable design makes it an ideal choice for industries requiring reliable serial and network connectivity in challenging environments. With the P840, businesses can build a resilient networking infrastructure that supports their growing demands while safeguarding their critical data.