Found 2 records.

Status: Held for Document Update (2)

RFC 854, "Telnet Protocol Specification", May 1983

Note: This RFC has been updated by RFC 5198

Errata ID: 571
Status: Held for Document Update
Type: Editorial
Publication Format(s) : TEXT
Reported By: SungWoon Lee
Date Reported: 2006-08-18
Held for Document Update by: Alexey Melnikov
Date Held: 2010-09-02

Section 3 says:

Neither can unilaterally seize control from the other; rather the 
controlling end must relinguish its control explicitly.
                     ^^^^^^^^^^

It should say:

Neither can unilaterally seize control from the other; rather the 
controlling end must relinquish its control explicitly.
                     ^^^^^^^^^^

Errata ID: 6478
Status: Held for Document Update
Type: Editorial
Publication Format(s) : TEXT
Reported By: Ivan Panchenko
Date Reported: 2021-03-12
Held for Document Update by: Francesca Palombini
Date Held: 2021-03-15

Section [Page 12] says:

      have defined, but not reguired, meanings.  The actual code

It should say:

      have defined, but not required, meanings.  The actual code

Notes:

It should say "required" instead of "reguired".

Report New Errata