Netgear Switch Discovery Protocol (NSDP) is a management protocol for several network device families, designed by
Netgear
Netgear, Inc. (stylized as NETGEAR in all caps), is an American computer networking company based in San Jose, California, with offices in about 22 other countries. It produces networking hardware for consumers, businesses, and service provide ...
.
Message structure
Common message header
Message body record structure
Message body records are
type–length–value (TLV) structures. Type field may be one of following values in the table(list in incomplete):
Protocol flow examples
Network devices discovery (
MAC
Mac or MAC may refer to:
Common meanings
* Mac (computer), a line of personal computers made by Apple Inc.
* Mackintosh, a raincoat made of rubberized cloth
* Mac, a prefix to surnames derived from Gaelic languages
* McIntosh (apple), a Canadi ...
-address an device model discovery):
Host with MAC=XX:XX:XX:XX:XX:XX from
UDP-port 63321 or 63323 sending packet to broadcast
IP-address 255.255.255.255 and UDP-port 63322 or 63324
Header @0x00000000 0x01 0x01 0x000000000000 0xXXXXXXXXXXXX 0x000000000000 0x0000 0x0001 0x4E534450 0x00000000
Body @0x00000020 0x0001 0x0000 0x0004 0x0000
Marker @0x00000028 0xFFFF0000
EACH Device responds with message like
Header @0x00000000 0x01 0x02 0x000000000000 0xXXXXXXXXXXXX 0xYYYYYYYYYYYY 0x0000 0x0001 0x4E534450 0x00000000
Body @0x00000020 0x0001 0x0028 0x47 0x53 0x31 0x30 0x35 0x45 0x20*0x22 0x0004 0x0006 0xYYYYYYYYYYYY
Marker @0x00000058 0xFFFF0000
Device support for protocol
* GS105E ProSAFE Plus
* GS108E ProSAFE Plus
* GS724T
* GS748T
* FS116E (IP-network description and Firmware version TLVs are not supported)
* FS726TP (uses 63323 and 63324 UDP-ports for interconnection)
Devices firmware update
Device
firmware update is made with
TFTP protocol, but you need to send NSDP request to turn on
TFTP-server first.
See also
*
IP
*
UDP
*
MAC
Mac or MAC may refer to:
Common meanings
* Mac (computer), a line of personal computers made by Apple Inc.
* Mackintosh, a raincoat made of rubberized cloth
* Mac, a prefix to surnames derived from Gaelic languages
* McIntosh (apple), a Canadi ...
*
Netgear
Netgear, Inc. (stylized as NETGEAR in all caps), is an American computer networking company based in San Jose, California, with offices in about 22 other countries. It produces networking hardware for consumers, businesses, and service provide ...
References
External links
NETGEAR official site{{Webarchive, url=https://web.archive.org/web/20161220060040/http://www.vishnivetsky.ru/%D0%B7%D0%B0%D0%BC%D0%B5%D1%82%D0%BA%D0%B8%20%D1%81%D1%82%D0%B0%D1%82%D1%8C%D0%B8%20%D0%BE%D0%B1%D0%B7%D0%BE%D1%80%D1%8B/NETGEAR%20Prosafe%20Plus%20configuration%20linux.html , date=2016-12-20
LinNetx openSource C-written utility for ProsafePlus switches management via NSDP, not operationalngadmin''C-written admin utility; GPLv2 license''
ProSafeLinux''Remark: sparse information; FreeBSD license''
NSDP Protocol Wireshark dissector''Remark: GPL license''
– a toolset of scripts to detect NETGEAR switches in local networks
NETGEAR firmware update
NSDP
Network management
Device discovery protocols